Model comparison
o1-pro vs Solar Pro4
Solar Pro4 is the stronger model overall, scoring 41.5 to 31.2 on the Noometry Index.
Last verified . 0 shared benchmarks.
UpstageSummary
- The widest gap is in knowledge, where Solar Pro4 leads 39.0 to 29.3.
- Solar Pro4 is cheaper at $0.30 / $1.20 per million input/output tokens, against $150 / $600 for o1-pro.
- Solar Pro4 accepts more context: 524K tokens versus 200K.
Side by side
| o1-pro | Solar Pro4 | |
|---|---|---|
| Provider | OpenAI | Upstage |
| Noometry Index | 31.2 | 41.5 |
| Released | 2025-03-19 | 2026-08-06 |
| Weights | Proprietary | Proprietary |
| Context window | 200K | 524K |
| Max output | 100K | 131K |
| Input $ / M tokens | $150 | $0.30 |
| Output $ / M tokens | $600 | $1.20 |
| Results tracked | 3 | 18 |
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Category by category
Coding Not comparable
o1-pro: —, Solar Pro4: 39.9 (#135)
| Benchmark | o1-pro | Solar Pro4 |
|---|---|---|
| LMArena WebDev | — | 1371 |
| LMArena Coding | — | 1439 |
Reasoning Solar Pro4 leads
o1-pro: 20.2 (#223), Solar Pro4: 27.3 (#107)
| Benchmark | o1-pro | Solar Pro4 |
|---|---|---|
| ARC-AGI-1 | 23.3% | — |
| EnigmaEval | 6.1% | — |
| LMArena Hard Prompts | — | 1398 |
Math Not comparable
o1-pro: —, Solar Pro4: 36.1 (#129)
| Benchmark | o1-pro | Solar Pro4 |
|---|---|---|
| LMArena Math | — | 1418 |
Knowledge Solar Pro4 leads
o1-pro: 29.3 (#227), Solar Pro4: 39.0 (#128)
| Benchmark | o1-pro | Solar Pro4 |
|---|---|---|
| Humanity's Last Exam | 8.1% | — |
| LMArena Expert | — | 1421 |
Multilingual Not comparable
o1-pro: —, Solar Pro4: 49.0 (#134)
| Benchmark | o1-pro | Solar Pro4 |
|---|---|---|
| LMArena Non-English | — | 1362 |
| LMArena Chinese | — | 1417 |
| LMArena French | — | 1403 |
| LMArena German | — | 1351 |
| LMArena Japanese | — | 1300 |
| LMArena Korean | — | 1383 |
| LMArena Russian | — | 1360 |
| LMArena Spanish | — | 1408 |
Instruction Following Not comparable
o1-pro: —, Solar Pro4: 72.8 (#128)
| Benchmark | o1-pro | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | — | 1376 |
Long Context Not comparable
o1-pro: —, Solar Pro4: 42.0 (#125)
| Benchmark | o1-pro | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | — | 1379 |
Writing & Preference Not comparable
o1-pro: —, Solar Pro4: 56.7 (#133)
| Benchmark | o1-pro | Solar Pro4 |
|---|---|---|
| LMArena Text | — | 1386 |
| LMArena Creative Writing | — | 1313 |
| LMArena Multi-Turn | — | 1391 |
Frequently asked questions
Is o1-pro better than Solar Pro4?
Solar Pro4 is the stronger model overall, scoring 41.5 to 31.2 on the Noometry Index.
Which is cheaper, o1-pro or Solar Pro4?
Solar Pro4 is cheaper. It lists at $0.30 per million input tokens and $1.20 per million output tokens; o1-pro lists at $150 and $600.
Which has the bigger context window?
Solar Pro4 does, with 524K tokens against 200K.
How many benchmarks do o1-pro and Solar Pro4 share?
0 benchmarks have published results for both models. o1-pro has 3 scored results on Noometry and Solar Pro4 has 18.